Direction: In each of the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. choose the correct alternative.
- 
					 __aa__ba__bb__ab___aab
- 
                        - .aaabb
- .babab
- .bbaab
- .bbbaa
- none of these
 
Correct Option: C
if we follow the pattern, i.e ... (baab)
 
	